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// Copyright (c) 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <map>
#include <string>
#include "base/macros.h"
#include "base/memory/singleton.h"
#include "base/observer_list.h"
#include "components/sessions/core/session_id.h"
class Browser;
class GURL;
class Profile;
namespace chrome {
class SettingsWindowManagerObserver;
// Manages Settings windows for CrOS. Each Profile is associated with a single
// Browser window for Settings that will be created when the Settings UI is
// first opened and reused for any Settings links while it exists.
class SettingsWindowManager {
static SettingsWindowManager* GetInstance();
void AddObserver(SettingsWindowManagerObserver* observer);
void RemoveObserver(SettingsWindowManagerObserver* observer);
// Shows a chrome:// page (e.g. Settings, About) in an an existing system
// Browser window for |profile| or creates a new one.
void ShowChromePageForProfile(Profile* profile, const GURL& gurl);
// Shows the OS settings window for |profile|. When feature SplitSettings is
// disabled, this behaves like ShowChromePageForProfile().
void ShowOSSettings(Profile* profile);
// As above, but shows a settings sub-page.
void ShowOSSettings(Profile* profile, const std::string& sub_page);
// If a Browser settings window for |profile| has already been created,
// returns it, otherwise returns NULL.
Browser* FindBrowserForProfile(Profile* profile);
// Returns true if |browser| is a settings window.
bool IsSettingsBrowser(Browser* browser) const;
friend struct base::DefaultSingletonTraits<SettingsWindowManager>;
typedef std::map<Profile*, SessionID> ProfileSessionMap;
base::ObserverList<SettingsWindowManagerObserver>::Unchecked observers_;
// TODO(calamity): Remove when SystemWebApps are enabled by default.
ProfileSessionMap settings_session_map_;
} // namespace chrome